Hi Saumen
You can go to Packt Publishing website to find more about the book. You can click the book image on my blog site to visit Packt site. For user review, you have to wait few days until they finish the book. I am really eager to know how readers taking the book. Lets hope for the best. Your last question, who are the target readers? well the answer is

1. anyone who want to create a collaborative site and they want to use MediaWiki.
2. someone already using wiki site and want to have advance knowledge
3. a new comer to the wiki world
4. wiki administrators and developers.

About Me

I am Mizanur Rahman from Bangladesh. I am a Software Engineer by profession. I love to work on open source projects and specially web based systems. I am a moderator of the PHPExperts, the largest PHP Users group in Bangladesh. I am currently working as Head of Engineering at Telenor Health A/S

I have my own startups Informatix Technologies and TechMasters. I am an Agile enthusiast and Scrum practitioner.